将101101.101B转为十进制怎么计算? 谢谢帮忙 现在就要答案

101101.1010
= 1*2^5+0*2^4+1*2^3+1*2^2+0*2+1+1*2^(-1)+0*2^(-2)+1*2^(-3)+0*2^(-4)
=32+8+4+1+0.5+0.125
=45.625